Finding the Fourth Proportional to 186,504.68, 279,604.74 and 86,727.26
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Solution
The fourth proportional to 186,504.68, 279,604.74 and 86,727.26 is: 130,020.08
Step by Step Solution
- Step 1: Write the proportion equation
186,504.68 : 279,604.74 = 86,727.26 : x - Step 2: Convert to fraction form
186,504.68/279,604.74 = 86,727.26/x - Step 3: Cross multiply
186,504.68x = 279,604.74 × 86,727.26 - Step 4: Simplify right side
186,504.68x = 24,249,352,983.21 - Step 5: Solve for x
x = 24,249,352,983.21/186,504.68 - Step 6: Final answer
x = 130,020.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.